Berceuse, op.105

Recording by Josef Berger.

Recording identifiers

ISRC
DEA580601083
CopyrightID (CopyrightChains transaction hash)
0xb5991bdab7672a1b6cbe42e52c7c3e39a1dbbede8540be692dfec7c921863e0f
Copyright registration time
2026-07-07T12:31:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1a55b21eeec1526336e524d3dd2110e92b3208d4b4ab2f1c52fa8a5a6422292b

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.